Hy3 vs Seed 2.1 Turbo: Specs & Benchmark Comparison
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| Characteristic | Hy3 | Seed 2.1 Turbo |
|---|---|---|
| Company | Tencent | ByteDance |
| Release Date | July 6, 2026 | June 24, 2026 |
| Parameters | 295B | — |
| Multimodal | No | Yes |
| Average Score | 0.6 | 0.6 |
| Benchmarks | ||
| FrontierScience Research | 0.2 | 0.3 |
| WildClawBench | 0.5 | 0.6 |
| HorizonMath | 0.1 | 0.0 |
| DeepSWE | 0.3 | 0.2 |
| Terminal-Bench 2.1 | 0.7 | 0.7 |
| APEX-Agents | 0.3 | 0.3 |
| MathArena Apex | 0.4 | 0.4 |
| NL2Repo | 0.5 | 0.4 |
| SuperChem | 0.5 | 0.6 |
| FrontierScience Olympiad | 0.7 | 0.8 |
| MCP Atlas | 0.8 | 0.8 |
| SWE-Bench Pro | 0.6 | 0.6 |
| BrowseComp | 0.8 | 0.8 |
| Toolathlon | 0.5 | 0.5 |
Visual Benchmark Comparison
Hy3
Seed 2.1 Turbo
FrontierScience Research0.2 vs 0.3
0.2
0.3
WildClawBench0.5 vs 0.6
0.5
0.6
HorizonMath0.1 vs 0.0
0.1
0.0
DeepSWE0.3 vs 0.2
0.3
0.2
Terminal-Bench 2.10.7 vs 0.7
0.7
0.7
APEX-Agents0.3 vs 0.3
0.3
0.3
MathArena Apex0.4 vs 0.4
0.4
0.4
NL2Repo0.5 vs 0.4
0.5
0.4
SuperChem0.5 vs 0.6
0.5
0.6
FrontierScience Olympiad0.7 vs 0.8
0.7
0.8
MCP Atlas0.8 vs 0.8
0.8
0.8
SWE-Bench Pro0.6 vs 0.6
0.6
0.6
BrowseComp0.8 vs 0.8
0.8
0.8
Toolathlon0.5 vs 0.5
0.5
0.5
Verdict
Both models show equal results — the choice depends on your specific use case.
Overall Performance
Both models show comparable average scores: Hy3 — 0.6, Seed 2.1 Turbo — 0.6.
Recency
Both models were released around the same time: 7/6/2026 and 6/24/2026.
More About These Models
Related Comparisons
Frequently Asked Questions
Which is better for coding — Hy3 or Seed 2.1 Turbo?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Hy3 or Seed 2.1 Turbo?
API pricing data is available on the individual model pages.
Which has a larger context window — Hy3 or Seed 2.1 Turbo?
Context window data is available on the individual model pages.
The Hy3 and Seed 2.1 Turbo comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Hy3 or Seed 2.1 Turbo page. See also the complete list of AI model comparisons.